Onshore/Offshore Facilities

While often associated with smaller discoveries, subsea tiebacks are playing a growing role in contributing to the broader energy mix.
Equinor generated its first revenue from the Adura joint venture with Shell, formed in late 2025, highlighting strong early cash flow from key UK fields including Mariner and Buzzard.
The authors reach conclusions that the industry should define a standard testing method to improve swelling performance, including validation of repeatability, to complement existing guidelines.

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